Introducing the SK 7 Piece Metric Nutdriver Set, engineered for lasting durability and comfort. Each nutdriver features a chrome-plated finish for superior corrosion resistance, ensuring long-term performance in demanding environments.To further enhance strength and reliability, each shaft undergoes a vacuum heat treatment, delivering increased torque and consistent performance over time. Ideal for DIYers, mechanics, and technicians, this nutdriver set is a dependable addition to any toolkit.For over a century, SK Tools has been a trusted name in professional-grade tools. Founded in the early 1900s as the Sherman-Klove Company, SK began with contract manufacturing and evolved into a pioneer in hand tool innovation. From producing munitions during WWI to introducing iconic tools like the original Round-Headed Ratchet and the SK X-FRAME Ratcheting Wrench, SK has remained committed to quality and performance.Upgrade your projects with tools built to meet the demands of serious professionals-SK Tools, American-made and technician-trusted since day one.